Home / 11,187.82-16,784.03-4,614.45

Finding the Fourth Proportional to 11,187.82, 16,784.03 and 4,614.45

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Solution

The fourth proportional to 11,187.82, 16,784.03 and 4,614.45 is: 6,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.82 : 16,784.03 = 4,614.45 : x
  2. Step 2: Convert to fraction form
    11,187.82/16,784.03 = 4,614.45/x
  3. Step 3: Cross multiply
    11,187.82x = 16,784.03 × 4,614.45
  4. Step 4: Simplify right side
    11,187.82x = 77,449,067.23
  5. Step 5: Solve for x
    x = 77,449,067.23/11,187.82
  6. Step 6: Final answer
    x = 6,922.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.